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Practice Free EX267 Exam Online Questions

Question #41

How do you check the storage class used by a PVC?

  • A . oc get pvc <name>
  • B . oc describe pvc <name>
  • C . oc view pvc <name>
  • D . oc debug pvc <name>

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Correct Answer: A, B
A, B

Explanation:

Both oc get pvc <name> and oc describe pvc <name> display the storage class associated with the PVC, showing how storage is provisioned.
Question #42

Which command lists all available InferenceService instances in a namespace?

  • A . kubectl get inference
  • B . oc get runtimes
  • C . kubectl get services
  • D . kubectl get inferenceservices

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Correct Answer: D
D

Explanation:

kubectl get inferenceservices lists all InferenceService resources available in the specified Kubernetes namespace.
Question #43

Which function in Flask returns predictions as a JSON response?

  • A . response()
  • B . render_template()
  • C . redirect()
  • D . jsonify()

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Correct Answer: D
D

Explanation:

jsonify() converts Python data structures, such as dictionaries and lists, into JSON responses, making it suitable for returning model predictions via REST APIs.
Question #44

Which resource limits user access to specific projects in OpenShift AI?

  • A . Role
  • B . RoleBinding
  • C . ClusterRole
  • D . ProjectQuota

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Correct Answer: B
B

Explanation:

A RoleBinding restricts user access by binding specific roles to users or groups within a particular project or namespace.
Question #45

Which component in KServe is responsible for pre-processing requests before inference?

  • A . Router
  • B . Transformer
  • C . Predictor
  • D . Explainer

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Correct Answer: B
B

Explanation:

The Transformer component pre-processes input data before sending it to the predictor for inference, such as data normalization.
Question #46

Which Git command clones a remote repository to your local environment?

  • A . git pull <repo-url>
  • B . git init <repo-url>
  • C . git fetch <repo-url>
  • D . git clone <repo-url>

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Correct Answer: D
D

Explanation:

git clone <repo-url> copies the remote repository to your local environment, including all branches and history.
Question #47

Which two commands help troubleshoot a failing InferenceService in KServe?

  • A . kubectl describe inferenceservice <name>
  • B . kubectl logs <pod-name>
  • C . kubectl restart service <name>
  • D . kubectl delete service <name>

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Correct Answer: A, B
A, B

Explanation:

kubectl describe provides detailed resource information, and kubectl logs shows logs to diagnose InferenceService issues.
Question #48

Which component ensures the DataScienceCluster object is reconciled?

  • A . AI Reconciler
  • B . DataScienceCluster Controller
  • C . Cluster Manager
  • D . OpenShift AI Operator

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Correct Answer: B
B

Explanation:

The DataScienceCluster Controller ensures the state of the DataScienceCluster matches its definition by reconciling any differences.
Question #49

What two Operators are essential for managing DataScienceCluster objects?

  • A . GPU Operator
  • B . OpenShift AI Operator
  • C . DataScienceCluster Operator
  • D . Notebook Operator

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Correct Answer: B, C
B, C

Explanation:

The OpenShift AI Operator and DataScienceCluster Operator manage deployment, updates, and lifecycle tasks for DataScienceCluster objects.
Question #50

What command installs the Dask library for scalable data processing in Python?

  • A . pip install numpy
  • B . pip install tensorflow
  • C . pip install pandas
  • D . pip install dask

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Correct Answer: D
D

Explanation:

The command pip install dask installs the Dask library, enabling parallel computation and efficient handling of large datasets in Python.